5. What exactly will each of the following expressions produce?

a. sin42°cos17° - cos42°sin17°

b. cos94°cos18° + sin94°sin18°

c. sin coste - sintos

3

tan19° + tan 47°

d.

1-tan 19° tan 47°

A car travels 660 mi at a certain speed. if the speed had been 5 mph faster, the trip would have been made in 1 hr less time. find the speed.

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A population of caribou in a forest grows at a rate of 2% every year. If there are currently 273 caribou, which function represents the number of caribou in the forest in t years? A. C (t) = 273 (0.98) t B. C (t) = 273 (1.02) t C. C (t) = (273) (1.

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does it matter what interval you use when you find the rate of change of a proportional relationship? Explain.

Why can't a triangle have more than one obtuse angle